Specification NTC Temp sensor CWF 103 J 3380 Package Option 1- Dipped ethoxyline resin (ex. 1A) 2- Aluminum,copper, or stainless steel housing (ex. 2A) 3- Plastic body (ex. 3AA) 4- Sheet metal attachment fixtures (ex. 4B) 5- Special probes (ex. 5B) CWF The Rated Resistance at 25C Example:103 10103 10000 =10K The Precision Symbol of Rated Resistance F 1 G 2 H 3 J 5 B value25/50 B value example: 3380K Technical Specifications Rated Resistance B Value Thermal Operating R25 (25/50C) Dissi.Coef. time Part No. Temp. (mW/C) Constant (C) Range Allowable (K) Allowable (S) CWF 3100 0.1-20 3100 CWF 3270 0.2-20 3270 CWF 3380 0.5-50 3380 CWF 3470 0.5-50 3470 1 CWF 3600 1-100 3600 1 2 CWF 3950 5-100 3950 2.2 70 -55 to 125 3 CWF 4000 5-100 4000 2 5 CWF 4050 5-200 4050 CWF 4150 10-250 4150 CWF 4300 20-1000 4300 CWF 4500 10-1000 4500 CWF Precision NTC Thermistor Probes for Temperature Measurement 8415 Mountain Sights Avenue Montreal (Quebec), H4P 2B8, Canada Tel: (514) 739-3274 1-800-561-7207 Fax: (514) 739-2902 E-mail: sales cantherm.com 2014/Oct CWF Website: www.cantherm.com Division of MicrothermThe CWF series NTC Thermistors are supplied in 5 basic styles of enclosures Applications Characteristics designed to facilitate installation in a wide variety of applications. PVC leads are Heating, ventilation & air conditioning Wide variety of installation fixtures and probes are available to suit your needs. CWF Temperature regulation and measurement Small size and fast response (temperature coefficient of resistance can applied to a precision, high-reliability NTC thermistor, insulated with heat conductive Automotive electronics reach- (2~5%/C) water resistant materials and potted into any of a wide variety of probe bodies. Water heaters Long-term stability and reliability (yearly drift of 1%) CWF thermistors are also available with custom housings or custom lead lengths for Household appliances such as refrigerators, Excellent tolerance and interchangeability remote sensing and temperature control in difficult conditions. water coolers, dishwashers and many others (the accuracy of R and B value can be 1%) Double layer packaging provides excellent insulation and high strength and impact resistance. Also see the Cantherm Thermistor Probe Brochure for additional models. Dissipation constant type 1 package 2.0mW/C, type 2 package 4.0mW/C Time constant of 15S to 70S Dimensions (mm) mm (Max) 4B 4A Code A B C D D Max 4 5 6 7 L1 Max 16 16 16 16 L2 Customer Specied 4D 4C CWF1 (Ethoxyline dipped) Characteristics: Moisture resistant, good insulation, high reliability, small time constant, quick responses. Available Wire Types: AWG 24 , 26 , 28 ,30 , PVC Applications: Household air-conditioning, refrigeration and many others. Code A B C D E F G CWF4 (Sheet metal attachment fixtures) Characteristics: Wide variety of fixtures, suitable for most applications. D 4 5 5 5 6 6 6 (0.2 mm) Applications: Fan control, industrial temperature controllers, and more. L1 20 20 25 30 20 25 30 (0.2 mm) L2 Customer Specied CWF2 (Packaged in aluminum, copper, or stainless steel probe body) Characteristics: High resistance to thermal shock, moisture resistant, strong and secure structure, high dissipation coefficient, the test current can be higher than that of the ethoxyline resin-package. Standard Wire Type: AWG 24 , 26 , 28 ,30 , PVC Applications: Refrigeration, air-conditioning, water heaters, drinking fountains, and more. 3A Code A B C D D 3.5 4 5 6 A (0.2 mm) L1 15 15 15 20 (0.2 mm) CWF5 (Custom probes) L2 Customer Specied Characteristics: Small time constant, fast response, flexible and secure. Applications: Water heaters, electronic thermometers, and more. 3B Code A B C B D 4 8 8 * Also refer to the Cantherm Custom NTC Thermistor Probe Brochure. (0.2 mm) L1 10 35 50 (0.2 mm) L2 Customer Specied CWF3 (Plastic body) Characteristics: Good dimensional tolerances, good heat resistance and moisture protection, high voltage resistance. Available Wire Types: AWG 24 , 26 , 28 ,30 , PVC Applications: Air-conditioning, refrigeration, and more.